JY

Junichi Yokoi

Brother Kogyo: 98 patents #29 of 2,767Top 2%
BI Brother Industries: 1 patents #202 of 325Top 65%
Overall (All Time): #13,096 of 4,157,543Top 1%
105
Patents All Time

Issued Patents All Time

Showing 26–50 of 105 patents

Patent #TitleCo-InventorsDate
10935925 Image forming apparatus with a memory positioned on a drum frame Nao Itabashi 2021-03-02
10928752 Method of production or reproduction of assembly including storage medium and holder 2021-02-23
10831149 Image forming apparatus having mountable and demountable photosensitive member cartridge and developing cartridge Shougo Sato 2020-11-10
10788787 Developing cartridge including holder movably supporting electrical contact surface 2020-09-29
10782644 Developing cartridge Nao Itabashi 2020-09-22
10649369 Developing cartridge capable of reducing size of image forming apparatus Nao Itabashi 2020-05-12
10627776 Image forming apparatus 2020-04-21
10558139 Image forming apparatus and drum unit Takamasa Tsukada 2020-02-11
10551791 Image forming apparatus having mountable and demountable photosensitive member cartridge and developing cartridge Shougo Sato 2020-02-04
10534312 Developing cartridge including holder movably supporting electrical contact surface 2020-01-14
10488815 Image forming apparatus 2019-11-26
D865051 Toner cartridge Takuro Kusama, Hiromitsu Mizutani, Hiroki Mori 2019-10-29
10444663 Developing cartridge including holder cover that covers holder holding electrical contact surface 2019-10-15
10444667 Developing cartridge capable of reducing size of image forming apparatus Nao Itabashi 2019-10-15
10372057 Image forming apparatus, drum unit, and manufacturing method for the image forming apparatus Takamasa Tsukada 2019-08-06
10324415 Developing cartridge and drum cartridge configuration for mounting to an image forming apparatus having an electric contact 2019-06-18
10275190 Image forming apparatus provided with exposure head having light emitting portions and lens array Kensuke Miyahara, Masahiko Hayakawa, Toshio Furukawa 2019-04-30
10254681 Developing cartridge capable of reducing size of image forming apparatus Nao Itabashi 2019-04-09
10228631 Image forming apparatus, drum unit, and manufacturing method for the image forming apparatus Takamasa Tsukada 2019-03-12
10203658 Image forming apparatus having electrical contact Ryosuke Sakai 2019-02-12
10203651 Developing Cartridge Nao Itabashi 2019-02-12
10180653 Image forming apparatus 2019-01-15
10168639 Developing cartridge including holder cover that covers holder holding electrical contact surface 2019-01-01
10152019 Image forming apparatus having mountable and demountable photosensitive member cartridge and developing cartridge Shougo Sato 2018-12-11
10133234 Process cartridge provided with contact portion for applying voltage to developing roller 2018-11-20